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################################################################################
# Author: Michael Trensch (MTrensch@googlemail.com)
################################################################################
source [find target/hilscher_netx10.cfg]
# Usually it is not needed to set srst_pulls_trst
# but sometimes it does not work without it. If you encounter
# problems try to line below
# reset_config trst_and_srst srst_pulls_trst
reset_config trst_and_srst
adapter srst delay 500
jtag_ntrst_delay 500
$_TARGETNAME configure -work-area-virt 0x08000000 -work-area-phys 0x08000000 -work-area-size 0x4000 -work-area-backup 1
# Par. Flash can only be accessed if DIP switch on the board is set in proper
# position and init_sdrambus was called. Don't call these functions if the DIP
# switch is in invalid position, as some outputs may collide. This is why this
# function is not called automatically
proc flash_init { } {
puts "Configuring SRAM nCS0 for 90ns Par. Flash (x16)"
mww 0x101C0100 0x01010008
flash probe 0
}
proc mread32 {addr} {
set value(0) 0
mem2array value 32 $addr 1
return $value(0)
}
proc init_clocks { } {
puts "Enabling all clocks "
set accesskey [mread32 0x101c0070]
mww 0x101c0070 [expr $accesskey]
mww 0x101c0028 0x00007511
}
proc init_sdrambus { } {
puts "Initializing external SDRAM Bus 16 Bit "
set accesskey [mread32 0x101c0070]
mww 0x101c0070 [expr $accesskey]
mww 0x101c0C40 0x00000050
puts "Configuring SDRAM controller for K4S561632E (32MB) "
mww 0x101C0140 0
sleep 100
#mww 0x101C0144 0x00a13262
mww 0x101C0144 0x00a13251
mww 0x101C0148 0x00000033
mww 0x101C0140 0x030d0121
}
$_TARGETNAME configure -event reset-init {
halt
wait_halt 1000
arm7_9 fast_memory_access enable
arm7_9 dcc_downloads enable
init_clocks
# init_sdrambus
puts ""
puts "-------------------------------------------------"
puts "Call 'init_clocks' to enable all clocks"
puts "Call 'init_sdrambus' to enable external SDRAM bus"
puts "-------------------------------------------------"
}
#####################
# Flash configuration
#####################
#flash bank <name> <driver> <base> <size> <chip width> <bus width> <target#>
#flash bank parflash cfi 0xC0000000 0x01000000 2 2 $_TARGETNAME
init
reset init
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